# Volume Booster – Sound Booster — Bluetooth Music & EQ Tool > On-device audio enhancement with Bluetooth, EQ, bass, and tone testing. (iPhone/iPad app by Bung Bien Vu.) - Source: https://appshunter.io/ios/app/volume-booster-sound-booster/id6753972280 (this page in markdown: same URL + `.md`) - Developer: [Bung Bien Vu](https://appshunter.io/developer/1846032684) - Category: Music, Utilities - Price: Free with in-app purchases - Rating: 4.20/5 from 64 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 16.1 · 86 MB - Languages: American English - Released: 2025-10-16 - Data updated: 2026-09-04 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/volume-booster-sound-booster/id6753972280/reviews.md ## What is Volume Booster? Enjoy a clean and powerful audio experience designed for effortless control. Easily connect to your favorite Bluetooth speakers or headphones and fine-tune your sound with built-in volume, EQ, and bass adjustments — all processed directly on your device. For more advanced users, an optional offline Tone Lab lets you test and shape frequencies using simple tone and sweep tools. Perfect for quick checks, calibration, or experimenting with different setups. Key Features: • Connect and play through Bluetooth • Adjust system volume, EQ, and bass levels • Smooth, optimized playback on-device • Offline Tone Lab for frequency and tone testing • No sign-in required, no data collected Information about the auto-renewal of subscription - Pricing starts at $4.99 per week, $9.99 per month, or $19.99 for 3 months. - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period. The cost depends on the selected plan - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - Any unused portion of the free trial will be forfeited when the user purchases a subscription To learn more, please visit: Terms of Use https://telegra.ph/Term-Of-Use-10-13 Privacy Policy https://telegra.ph/Privacy-Policy-10-13-302 Contact Us https://telegra.ph/Contact-Us-10-13-2 ## Key features - Bluetooth connectivity - Volume, EQ, and bass adjustments - On-device audio processing - Offline Tone Lab for frequency testing - No sign-in required - No data collection ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Premium Access Weekly | $4.99 | per 7 days | | Premium Access 3-Months | $19.99 | per 3 months | | Premium Access Monthly | $9.99 | per month | ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/volume-booster-sound-booster/id6753972280/reviews.md ### 5/5 — 5 stars from me ⭐⭐⭐⭐⭐ *2026-05-12* I downloaded this because my AirPods sounded kinda low after iOS update and wow… the difference is real. Music sounds more clear and stronger, specially bass songs. I also like the equalizer presets, “Rock” mode is sooo good lol. App runs smooth on my iPhone 15 Pro, no crashes so far 👍 ## Frequently asked questions about Volume Booster ### What is the pricing for Volume Booster subscriptions? Subscription pricing starts at $4.99 per week, $9.99 per month, or $19.99 for 3 months. Users can manage subscriptions and turn off auto-renewal in their Account Settings. ### Does Volume Booster have ads? No, Volume Booster does not contain advertisements. The app is free to download and use, with optional in-app purchases for premium features. ### What devices is Volume Booster compatible with? Volume Booster is currently supported on iPhone. It is designed for iOS devices. ### How often is Volume Booster updated? The latest version, 2.0.1, was released on 2025-11-24. Updates are provided regularly to ensure optimal performance and new features. ### What is the age rating for Volume Booster? Volume Booster has an age rating of 4+. This indicates it is suitable for young children and general audiences. ### Can I use Volume Booster offline? Yes, the Tone Lab feature for frequency and tone testing can be used offline. Core audio adjustments also process directly on your device. ### Does Volume Booster collect user data? No, Volume Booster explicitly states that no sign-in is required and no data is collected from users. Your privacy is maintained. ### What is the user sentiment for Volume Booster? Volume Booster has a rating of 4.3 stars from 17 ratings, indicating generally positive user sentiment. Users appreciate its clean interface and effective audio controls. ## Version history (last 3 releases) ### 2.0.1 — 2025-11-24 We’ve fixed small bugs, improved overall performance, and updated the app name and keyword list for better discovery and a smoother experience. Thank you for your continued support! ### 2.0.0 — 2025-11-21 Bug fixes, performance improvements, and new in-app purchase options. ### 1.0.0 — 2025-10-16 No release notes. ## Apps similar to Volume Booster | App | Rating | Price | Category | | --- | --- | --- | --- | | [Volume Booster - Sound & Bass](https://appshunter.io/ios/app/volume-booster-sound-and-bass/id6753615099) | 4.3 (221) | Free | Music | | [Volume Booster: Bass Boost](https://appshunter.io/ios/app/volume-booster-bass-boost/id6754565249) | 5.0 (2) | Free | Music | | [Volume Booster ▸](https://appshunter.io/ios/app/volume-booster/id6523423683) | 4.4 (29) | Free | Music | | [Volume & Bass Booster - Power](https://appshunter.io/ios/app/volume-and-bass-booster-power/id6758434467) | 4.7 (46) | Free | Music | | [Volume Booster - Louder Music](https://appshunter.io/ios/app/volume-booster-louder-music/id6758686493) | 5.0 (7) | Free | Music | | [Max Volume Booster & Louder](https://appshunter.io/ios/app/max-volume-booster-and-louder/id6526487430) | 4.2 (134) | Free | Music | ## More apps by Bung Bien Vu - [Universal AC+RemoteControl Pro](https://appshunter.io/ios/app/universal-ac-plus-remotecontrol-pro/id6754624192) All apps by Bung Bien Vu: https://appshunter.io/developer/1846032684 ## Related topics [sound booster bluetooth](https://appshunter.io/ios/topics/sound-booster-bluetooth) · [sound boost bluetooth](https://appshunter.io/ios/topics/sound-boost-bluetooth) · [sound boost device](https://appshunter.io/ios/topics/sound-boost-device) · [bluetooth headphones booster](https://appshunter.io/ios/topics/bluetooth-headphones-booster) · [volume booster sound booster](https://appshunter.io/ios/topics/volume-booster-sound-booster) · [headphone booster bluetooth](https://appshunter.io/ios/topics/headphone-booster-bluetooth) · [sound booster eavesdrop](https://appshunter.io/ios/topics/sound-booster-eavesdrop) · [volume booster bluetooth](https://appshunter.io/ios/topics/volume-booster-bluetooth) · [boost music sound](https://appshunter.io/ios/topics/boost-music-sound) · [volume booster equalizer](https://appshunter.io/ios/topics/volume-booster-equalizer) · [max volume sound](https://appshunter.io/ios/topics/max-volume-sound) · [sound booster radio](https://appshunter.io/ios/topics/sound-booster-radio) · [sound boost earphone](https://appshunter.io/ios/topics/sound-boost-earphone) · [audio booster bluetooth](https://appshunter.io/ios/topics/audio-booster-bluetooth) · [max volume booster](https://appshunter.io/ios/topics/max-volume-booster) · [free sound booster music](https://appshunter.io/ios/topics/free-sound-booster-music) · [volume booster eq](https://appshunter.io/ios/topics/volume-booster-eq) · [sound boost speaker](https://appshunter.io/ios/topics/sound-boost-speaker) · [volume booster earphones](https://appshunter.io/ios/topics/volume-booster-earphones) · [phone booster sound](https://appshunter.io/ios/topics/phone-booster-sound) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-04.*